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1. |
Find the mode of {325, 100, 115, 621, 325, 325, 100}. |
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A. |
273 |
B. |
100 |
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C. |
325 |
D. |
115 |
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Hint |
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2. |
Find the mean of the set {14, 16, 23, 9, 13, 31, 12, 28}. |
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A. |
15 |
B. |
16.5 |
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C. |
19 |
D. |
18.25 |
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Hint |
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3. |
Which measure of central tendency should be used to represent the set of data {45, 78, 79, 80, 82, 82, 83, 99}? |
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A. |
mode |
B. |
mean |
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C. |
standard deviation |
D. |
median |
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Hint |
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4. |
Which measure of variation does not depend on the mean? |
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A. |
standard deviation |
B. |
mode |
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C. |
variance |
D. |
range |
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Hint |
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5. |
What is the mean of the set {4, 7, 3, 8, 2, 6, 5, 8, 3, 2}? Round to the nearest tenth. |
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A. |
4.8 |
B. |
6 |
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C. |
3 and 2 |
D. |
4.5 |
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Hint |
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